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trench

A long, narrow, characteristically very deep and asymmetrical depression of the sea floor, with relatively steep sides.

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  • ส่วนหนึ่งของคำพูด: noun
  • อุตสาหกรรม/ขอบเขต: Fishing
  • Category: Marine fishery
  • Organization: NOAA

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  • J Thomas
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